Is day 15 too early for lockdown?

[t42366]

I need opinions. Is day 15 too early for lockdown? I've trying to get out of firing up another bator if I can. Thanks!!

 

[jm93030]

Quote:
what are you incubating?

chickens hatch in 21 days lockdown at day 18

increase humidity to 70%

 

[cmom]

I agree. Day 15 is to early. Lockdown on Day 18. I have several incubators going but I do staggered hatches. I incubate in a cabinet incubator and hatch in my styrofoam ones.